package com.haiyan.demo15_标准类;

public class Test {
    public static void main(String[] args) {
        Student stu1=new Student();
        stu1.setName("李四");
        stu1.setAge(19);
        stu1.show();
        Student stu2=new Student("张三",18);
        stu2.setAge(20);
        stu2.show();
    }
}
